Democratic Party possibilities for 2016 (clockwise from top left): former Secretary of State Hillary Clinton; Vice President Joe Biden; former Maryland Gov. Martin O'Malley; Vermont Sen. Bernie Sanders; Massachusetts Sen. Elizabeth Warren; former Virginia Sen. Jim Webb. Ethan Miller, Mandel Ngan, Patrick Smith, Mark Wilson, Chip Somodevilla (2)/Getty Images hide caption

itoggle caption Ethan Miller, Mandel Ngan, Patrick Smith, Mark Wilson, Chip Somodevilla (2)/Getty Images

When Ed Neufeldt introduced President Obama in 2009, Elkhart, Ind. had the dubious distinction of having the highest unemployment rate in the country, close to 20 percent. The county's job numbers have recovered, but Neufeldt's now working three part-time jobs. Tamara Keith/NPR hide caption

itoggle caption Tamara Keith/NPR